Finding the Third Proportional to 117,201,590 and 172,414,722
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Solution
The third proportional to 117,201,590 and 172,414,722 is: 253,638,507.48
Step by Step Solution
- Step 1: Write the proportion equation
117,201,590 : 172,414,722 = 172,414,722 : x - Step 2: Convert to fraction form
117,201,590/172,414,722 = 172,414,722/x - Step 3: Cross multiply
117,201,590x = 172,414,722 × 172,414,722 - Step 4: Simplify right side
117,201,590x = 29,726,836,362,337,284 - Step 5: Solve for x
x = 29,726,836,362,337,284/117,201,590 - Step 6: Final answer
x = 253,638,507.48
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Why These Related Problems?
These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.